Common stock transactions (Narrative) (Details) (USD $)				1 Months Ended		6 Months Ended
	Aug. 31, 2012	Feb. 28, 2012	Aug. 31, 2011	Feb. 28, 2010 Issuance of 5,000,000 common stock to the founder [Member]	Feb. 28, 2010 Issuance of 1,500,000 common stock [Member]	Aug. 31, 2012 Common stock authorized under S-1 registration statement [Member]
Stock Issued During Period, Shares, Issued for Cash				5,000,000	1,500,000	2,000,000
Stock Issued During Period, Value, Issued for Cash				$ 5,000	$ 15,000
Equity Issuance, Per Share Amount				$ 0.001	$ 0.01	$ 0.05
Common stock authorized and outstanding	8,500,000	6,500,000	6,500,000
Number of placees that common stock is issued to					5